Pith Number

pith:SUVECY4U

pith:2014:SUVECY4UDZAEAM3ET3TMX5HPUX

not attested not anchored not stored refs pending

On spectral distribution of high dimensional covariation matrices

Claudio Heinrich, Mark Podolskij

arxiv:1410.6764 v1 · 2014-10-24 · math.PR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUVECY4UDZAEAM3ET3TMX5HPUX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:39:24.617393Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

952a4163941e404033649ee6cbf4efa5d36b830bb69ff0205e609c5120061d67

Aliases

arxiv: 1410.6764 · arxiv_version: 1410.6764v1 · doi: 10.48550/arxiv.1410.6764 · pith_short_12: SUVECY4UDZAE · pith_short_16: SUVECY4UDZAEAM3E · pith_short_8: SUVECY4U

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/SUVECY4UDZAEAM3ET3TMX5HPUX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 952a4163941e404033649ee6cbf4efa5d36b830bb69ff0205e609c5120061d67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "430ff025e184821c7966cd3329a3c3d394be679f13ea06d48b34bf2ea2f448b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2014-10-24T18:13:02Z",
    "title_canon_sha256": "3eca09a69ea8212d4f4d3d18bf74d5a5a9f7ff2fcb8e553df8fa6041eb1df772"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.6764",
    "kind": "arxiv",
    "version": 1
  }
}